1. Measuring range: 600m2. Power supply: 3V AAA x 2 (not included)3. Unit of measurement: M/YD4. Laser wavelength: 905mm5. Vision safety: FDA (CFR 21)6. Field of view: 7 degrees7. Magnification: 6X8. Telescope objective lens aperture: 22mm9. Telescope eyepiece aperture: 16mm10. Display: LED11. Diopter adjustment: eyepiece adjustment12. Suitable for hiking, golfing, field work or forestry electrical survey13. Using high-quality 6 times monocular telescope, multi-layer coating, the vision is clear and bright14. Quick display of measurement speed15. Dimensions: 110x72x43 mm16. Weight: 150 gramsSpecification: Package Weight One Package Weight 0.18kgs / 0.41lb One Package Size 16cm * 11cm * 7cm / 6.3inch * 4.33inch * 2.76inch Qty per Carton 162 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 162 pcs = 28674 pcs40HQ: 412 cartons * 162 pcs = 66744 pcs